I regret _______ you that the tickets __
题型：选择题
问题：
I regret _______ you that the tickets ______ .
A．telling, have sold out
B．to tell, has sold out
C．to tell, have been sold out
D．telling, have been sold out
I regret _______ you that the tickets ______ .
A．telling, have sold out
B．to tell, has sold out
C．to tell, have been sold out
D．telling, have been sold out